A look at Biden

1.
Sen. Joe Biden carries both of his sons, Joseph R. III, left, and Robert H., during an appearance at the Democratic state convention in the summer of 1972. At center is his wife Neilia Biden, who was killed in an auto crash on Dec. 20, 1972. With them are Governor-elect Sherman W. Tribbitt and his wife, Jeanne.
AP

2.
Four-year-old Beau Biden plays while his dad, Joe Biden, is sworn in as the U.S. senator for Delaware, by Senate Secretary Frank Valeo, left, during ceremonies in a Wilmington hospital in January 1973. Beau was injured in an accident that killed his mother and sister. Mrs. Biden's father, Robert Hunter, holds the bible.
AP

4.
Sen. Joe Biden holds his daughter Ashley while taking a mock oath of office from Vice President George Bush during a ceremony on Capitol Hill in January 1985. Biden's sons Beau and Hunt hold the bible during the ceremony.
Lana Harris / AP

6.
Sen. Joe Biden is seen with his wife, Jill (who he married in 1977, five years after the death of his first wife) after announcing his candidacy for president, at the train station in Wilmington, Del. on June 10, 1987. He eventually lost the Democratic nomination to Michael Dukakis.
George Widman / AP

8.
Senate Judiciary Committee Chairman Joe Biden talks with Supreme Court nominee Robert Bork and others, after first day of hearings to confirm Bork, on Sept. 1, 1987. Biden chaired the committee from 1987 to 1994, covering two of its most contentious nominations, Bork and Clarence Thomas.
Terry Ashe / Time & Life Pictures - Getty Image

9.
Sen. Joe Biden is flanked by his wife Jill and daughter Ashley at a meeting with reporters following his release form Walter Reed Army Medical Center in Washington, May 21, 1988, where he undenwent emergency surgery to treat two aneurysms in his brain.
Adelle Starr / AP

11.
Sen. Joe Biden, lower right, rides on Air Force One with President Clinton en route to Bosnia on Dec. 22, 1997. Through frequent visits to the region, Biden brought national attention to the hostilities in the Balkans and urged American intervention to stop the ethnic cleansing of Muslims in Bosnia. He was one of the first to argue for lifting the arms embargo on the Bosnian Muslims and supporting them with NATO air power.
The White House via AP

12.
Sen. Joe Biden works the crowd, July 29, 2004,at the Democratic National Convention in Boston.
Charlie Neibergall / AP

13.
Iraqi Prime Minister Ibrahim al-Jaafari, center, walks with Sen. Joe Biden at his left and Curt Weldon, at his right, the head of a U.S. congressional delegation, on May 30, 2005 in Baghdad, Iraq.
Ali Haider / Pool via Getty Images

14.
Photographers point their cameras at U.S. Sen. Dick Lugar and Sen. Joe Biden prior to a hearing on the Iraq situation before the Senate Foreign Relations Committee Jan. 10, 2007 on Capitol Hill in Washington.
Alex Wong / Getty Images

16.
Sen. Joe Biden's family, from left to right, grandchildren Finnegan, Naomi, Natalie and his son Beau, sit in the front row at the Democratic National Committee winter meeting at the Capitol Hilton on Feb. 3, 2007 in Washington.
Jamie Rose / Getty Images

17.
Democratic presidential hopeful, Sen. Joseph Biden, has a word with his mother Catherine Eugenia Finnegan Biden, while signing copies of his new book, "A Promise to Keep," on Aug. 1, 2007, at the National Press Club in Washington.
Charles Dharapak / AP

19.
Democratic presidential candidate Sen. Joe Biden signs autographs for supporters using an assistant's back at the University of Northern Iowa during a campaign stop in Cedar Falls on Nov. 27, 2007.
Carlos Barria / Reuters

20.
Democratic presidential hopeful, Sen. Joe Biden, rests his head on the shoulder of his wife, Jill, as they stand in a hallway awaiting his introduction for a rally at the UAW Hall in Dubuque on the day of the Iowa caucuses, Jan. 3, 2008.
Mark Hirsch / AP

21.
At a Capitol Hill hearing of the U.S. Senate Foreign Relations Committee on April 08, 2008, Chairman Sen. Joe Biden, asks questions of General David Petraeus and U.S. Ambassador Ryan Crocker as they discuss the military and civilian progress in Iraq.
Paul J. Richards / AFP - Getty Images

25.
Vice President Joe Biden talks to President Barack Obama during a Cabinet meeting at White House in Washington to discuss the implementation of the economic Recovery Act on June 8, 2009. Biden wound up with oversight of the government's mammoth $787 billion stimulus plan after he wrote Obama a memo about how it should be run.
Pablo Martinez Monsivais / AP

26.
President Barack Obama signs the health insurance reform bill as 11-year old Marcelas Owens of Seattle looks on with Vice Presidnet Joe Biden, March 23, 2010 in the East Room of the White House in Washington, D.C.
Mandel Ngan / AFP - Getty Images

27.
President Barack Obama smiles alongside Vice President Joe Biden before signing the health care insurance overhaul legislation during a ceremony in the East Room of the White House on March 23, 2010. The vice president's microphone captured him telling the president, "... This is a big f------ deal." Then White House press secretary Robert Gibbs tweeted in response, "And yes Mr. Vice President, you're right."
Saul Loeb / AFP - Getty Images

29.
Left to right, President Barack Obama,National Security Advisor Tom Donilon, Secretary of State Hillary Clinton, Director of National Intelligence James Clapper, Leon Panetta, Director of the CIA, National Security Advisor Tom Donilon and Vice President Joe Biden attend a meeting in the Situation Room on May 1, 2012 in Washington, D.C. President Barack Obama's national security team held a series of meeting to discusss Osama bin Laden.
The White House via Getty Images

30.
Danville Mayor Sherman Saunders and Tom Perriello applaud Vice President Joe Biden at the Institute for Advanced Research and Learning in Danville, Va., on Aug. 14, 2012. During the speech, Biden discussed Republican presidential nominee Mitt Romney's proposals on Wall Street reform saying, "(Romney) is going to let the big banks once again write their own rules, unchain Wall Street. He is going to put y'all back in chains." He was criticized for his choice of words which many took to imply racial overtones and the chains of slavery.
Steven Mantilla / Pool via AP